WIP Restructuring

energymeter.py

@@ -9,7 +9,7 @@ __email__   = 'stanjanssen@finetuned.nl'
 __url__     = 'https://finetuned.nl/'
 __license__ = 'Apache License, Version 2.0'
 
-__version__ = '1.1.0'
+__version__ = '1.2.0'
 __status__  = 'Beta'
 
 import random
@@ -23,607 +23,6 @@ from collections import Iterable
 
 DEBUG = False
 
-class ModbusRTUMeter:
-    """Meter class that uses a minimalmodbus Instrument to query an ABB meter."""
-    def __init__(self, port, baudrate=38400, slaveaddress=1, timeout=0.5):
-        """ Initialize the ModbusRTUmeter object.
-
-        Arguments:
-            * port: a serial port (string)
-            * baudrate: the baudrate to use (integer)
-            * slaveaddress: the address of the modbus device (integer)
-            * Specification of the type. Used to limit the registers to a specific set.
-
-        Returns:
-            * An ABBMeter object
-
-        """
-        self.instrument = minimalmodbus.Instrument(port, slaveaddress, debug=DEBUG)
-        self.instrument.serial.baudrate = baudrate
-        self.instrument.serial.timeout = timeout
-
-    def read(self, regnames=None):
-        """ Read one, many or all registers from the device
-
-        Args:
-            * regnames (str or list). If None, read all. If string, read
-              single register. If list, read all registers from list.
-
-        Returns:
-            * If single register, it returns a single value. If all or list,
-              return a dict with the keys and values.
-
-        Raises:
-            * KeyError, TypeError, IOError
-        """
-        if regnames is None:
-            return self._batch_read(self.REGS)
-        if type(regnames) is list:
-            registers = [register for register in self.REGS if register['name'] in regnames]
-            if len(registers) < len(regnames):
-                regs_not_available = [regname for regname in regnames if regname not in
-                                      [register['name'] for register in self.REGS]]
-                print("Warning: the following registers are not available on this device: " +
-                      ", ".join(regs_not_available))
-                print("The available registers are: %s" +
-                      ", ".join(register['name'] for register in self.REGS))
-            if len(registers) == 0:
-                return {}
-            registers.sort(key=lambda reg: reg['start'])
-            return self._batch_read(registers)
-        elif type(regnames) is str:
-            registers = [register for register in self.REGS if register['name'] == regnames]
-            if len(registers) == 0:
-                return "Register not found on device."
-            return self._read_single(registers[0])
-        else:
-            raise TypeError
-
-    def _read_single(self, register):
-        """
-        Read a single register and return the value. Not to be called directly.
-
-        Arguments:
-        * register: a 'register' dict that contains info on the register.
-
-        Returns:
-        * The interpreted value from the meter.
-        """
-
-        if register['length'] == 1:
-            return self.instrument.read_register(registeraddress=register['start'],
-                                                 number_of_decimals=register['decimals'],
-                                                 signed=register['signed'])
-        if register['length'] == 2:
-            if register.get('float'):
-                return self.instrument.read_float(registeraddress=register['start'],
-                                                  number_of_registers=2)
-            else:
-                value = self.instrument.read_long(registeraddress=register['start'],
-                                                  signed=register['signed'])
-                return value / 10 ** register['decimals']
-
-        if register['length'] == 4:
-            value = self.instrument.read_registers(registeraddress=register['start'],
-                                                   number_of_registers=register['length'])
-            return self._convert_value(values=value,
-                                       signed=register['signed'],
-                                       number_of_decimals=register['decimals'],
-                                       float=register.get('float'))
-
-    def _read_multiple(self, registers):
-        """
-        Read multiple registers from the slave device and return their values as a dict.
-
-        Arguments:
-            * A list of registers (complete structs)
-
-        Returns:
-            * A dict containing all keys and values
-        """
-
-        first_reg = min([register['start'] for register in registers])
-        num_regs = max([register['start'] + register['length'] for register in registers]) - first_reg
-        values = self.instrument.read_registers(registeraddress=first_reg,
-                                                number_of_registers=num_regs)
-        return self._interpret_result(values, registers)
-
-    def _batch_read(self, registers):
-        """
-        Read multiple registers in batches, limiting each batch to at most 125 registers.
-
-        Arguments:
-            * A list of registers (complete structs)
-
-        Returns:
-            * A dict containing all keys and values
-        """
-        # Count up to at most 128 registers:
-        start_reg = registers[0]['start']
-        batch = []
-        results = {}
-        for register in registers:
-            if register['start'] + register['length'] - start_reg <= 125:
-                batch.append(register)
-            else:
-                results.update(self._read_multiple(batch))
-                batch = []
-                batch.append(register)
-                start_reg = register['start']
-
-        results.update(self._read_multiple(batch))
-        return results
-
-    def _interpret_result(self, data, registers):
-        """
-        Pull the returned string apart and package the data back to its
-        intended form.
-
-        Arguments:
-            * data: list of register values returned from the device
-            * registers: the original requested set of registers
-
-        Returns:
-            * A dict containing the register names and resulting values
-
-        """
-        first_reg = min([register['start'] for register in registers])
-
-        results = {}
-        for register in registers:
-            regname = register['name']
-            start = register['start'] - first_reg
-            end = start + register['length']
-            values = data[start:end]
-            results[regname] = self._convert_value(values=values,
-                                                   signed=register['signed'],
-                                                   number_of_decimals=register['decimals'],
-                                                   float=register.get('float'))
-        return results
-
-    def _convert_value(self, values, signed=False, number_of_decimals=0, float=False):
-        """
-        Convert a list of returned integers to the intended value.
-
-        Arguments:
-            * bytestring: a list of integers that together represent the value
-            * signed: whether the value is a signed value
-            * decimals: number of decimals the return value should contain
-        """
-        if float:
-            if len(values) == 2:
-                bytestring = struct.pack('>HH', *values)
-                return struct.unpack('>f', bytestring)[0]
-            elif len(values) == 4:
-                bytestring = struct.pack('>HHHH', *values)
-                return struct.unpack('>d', bytestring)[0]
-
-        number_of_registers = len(values)
-        formatcode_i = '>'
-        formatcode_o = '>'
-
-        if number_of_registers == 1:
-            formatcode_i += "H"
-            if signed:
-                formatcode_o += "h"
-            else:
-                formatcode_o += "H"
-
-        if number_of_registers == 2:
-            formatcode_i += 'HH'
-            if signed:
-                formatcode_o += "l"
-            else:
-                formatcode_o += "L"
-
-        if number_of_registers == 4:
-            formatcode_i += "HHHH"
-            if signed:
-                formatcode_o += "q"
-            else:
-                formatcode_o += "Q"
-
-        bytestring = struct.pack(formatcode_i, *values)
-        value = struct.unpack(formatcode_o, bytestring)[0]
-
-        if value in ABBMeter.NULLS:
-            return None
-        else:
-            return float(value) / 10 ** number_of_decimals
-
-    NULLS = []
-    REGS = []
-
-
-class ABBMeter(ModbusRTUMeter):
-    def __init__(self, port, baudrate=38400, slaveaddress=1, timeout=0.5, model=None):
-        super().__init__(port, baudrate, slaveaddress, timeout)
-        if model in ABBMeter.REGSETS:
-            self.REGS = [register for register in ABBMeter._REGS if register['name'] in ABBMeter.REGSETS[type]]
-        else:
-            self.REGS = ABBMeter._REGS
-
-    # Register map of the ABB A and B series energy meters.
-    _REGS = [{'name': 'active_import',              'start': 20480, 'length': 4, 'signed': True, 'decimals': 2},
-             {'name': 'active_export',              'start': 20484, 'length': 4, 'signed': True, 'decimals': 2},
-             {'name': 'active_net',                 'start': 20488, 'length': 4, 'signed': True, 'decimals': 2},
-             {'name': 'reactive_import',            'start': 20492, 'length': 4, 'signed': True, 'decimals': 2},
-             {'name': 'reactive_export',            'start': 20496, 'length': 4, 'signed': True, 'decimals': 2},
-             {'name': 'reactive_net',               'start': 20500, 'length': 4, 'signed': True, 'decimals': 2},
-             {'name': 'apparent_import',            'start': 20504, 'length': 4, 'signed': True, 'decimals': 2},
-             {'name': 'apparent_export',            'start': 20508, 'length': 4, 'signed': True, 'decimals': 2},
-             {'name': 'apparent_net',               'start': 20512, 'length': 4, 'signed': True, 'decimals': 2},
-             {'name': 'active_import_co2',          'start': 20516, 'length': 4, 'signed': True, 'decimals': 2},
-             {'name': 'active_import_currency',     'start': 20532, 'length': 4, 'signed': True, 'decimals': 2},
-             {'name': 'active_import_tariff_1',     'start': 20848, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'active_import_tariff_2',     'start': 20852, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'active_import_tariff_3',     'start': 20856, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'active_import_tariff_4',     'start': 20860, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'active_export_tariff_1',     'start': 20880, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'active_export_tariff_2',     'start': 20884, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'active_export_tariff_3',     'start': 20888, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'active_export_tariff_4',     'start': 20892, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'reactive_import_tariff_1',   'start': 20912, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'reactive_import_tariff_2',   'start': 20916, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'reactive_import_tariff_3',   'start': 20920, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'reactive_import_tariff_4',   'start': 20924, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'reactive_export_tariff_1',   'start': 20944, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'reactive_export_tariff_2',   'start': 20948, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'reactive_export_tariff_3',   'start': 20952, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'reactive_export_tariff_4',   'start': 20956, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'active_import_l1',           'start': 21600, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'active_import_l2',           'start': 21604, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'active_import_l3',           'start': 21608, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'active_export_l1',           'start': 21612, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'active_export_l2',           'start': 21616, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'active_export_l3',           'start': 21620, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'active_net_l1',              'start': 21624, 'length': 4, 'signed': True, 'decimals': 2},
-             {'name': 'active_net_l2',              'start': 21628, 'length': 4, 'signed': True, 'decimals': 2},
-             {'name': 'active_net_l3',              'start': 21632, 'length': 4, 'signed': True, 'decimals': 2},
-             {'name': 'reactive_import_l1',         'start': 21636, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'reactive_import_l2',         'start': 21640, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'reactive_import_l3',         'start': 21644, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'reactive_export_l1',         'start': 21648, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'reactive_export_l2',         'start': 21652, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'reactive_export_l3',         'start': 21656, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'reactive_net_l1',            'start': 21660, 'length': 4, 'signed': True, 'decimals': 2},
-             {'name': 'reactive_net_l2',            'start': 21664, 'length': 4, 'signed': True, 'decimals': 2},
-             {'name': 'reactive_net_l3',            'start': 21668, 'length': 4, 'signed': True, 'decimals': 2},
-             {'name': 'apparent_import_l1',         'start': 21672, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'apparent_import_l2',         'start': 21676, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'apparent_import_l3',         'start': 21680, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'apparent_export_l1',         'start': 21684, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'apparent_export_l2',         'start': 21688, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'apparent_export_l3',         'start': 21692, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'apparent_net_l1',            'start': 21696, 'length': 4, 'signed': True, 'decimals': 2},
-             {'name': 'apparent_net_l2',            'start': 21700, 'length': 4, 'signed': True, 'decimals': 2},
-             {'name': 'apparent_net_l3',            'start': 21704, 'length': 4, 'signed': True, 'decimals': 2},
-             {'name': 'resettable_active_import',   'start': 21804, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'resettable_active_export',   'start': 21808, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'resettable_reactive_import', 'start': 21812, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'resettable_reactive_export', 'start': 21816, 'length': 4, 'signed': False, 'decimals': 2},
-             {'name': 'voltage_l1_n',               'start': 23296, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_l2_n',               'start': 23298, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_l3_n',               'start': 23300, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_l1_l2',              'start': 23302, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_l3_l2',              'start': 23304, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_l1_l3',              'start': 23306, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_l1',                 'start': 23308, 'length': 2, 'signed': False, 'decimals': 2},
-             {'name': 'current_l2',                 'start': 23310, 'length': 2, 'signed': False, 'decimals': 2},
-             {'name': 'current_l3',                 'start': 23312, 'length': 2, 'signed': False, 'decimals': 2},
-             {'name': 'current_n',                  'start': 23314, 'length': 2, 'signed': False, 'decimals': 2},
-             {'name': 'active_power_total',         'start': 23316, 'length': 2, 'signed': True, 'decimals': 2},
-             {'name': 'active_power_l1',            'start': 23318, 'length': 2, 'signed': True, 'decimals': 2},
-             {'name': 'active_power_l2',            'start': 23320, 'length': 2, 'signed': True, 'decimals': 2},
-             {'name': 'active_power_l3',            'start': 23322, 'length': 2, 'signed': True, 'decimals': 2},
-             {'name': 'reactive_power_total',       'start': 23324, 'length': 2, 'signed': True, 'decimals': 2},
-             {'name': 'reactive_power_l1',          'start': 23326, 'length': 2, 'signed': True, 'decimals': 2},
-             {'name': 'reactive_power_l2',          'start': 23328, 'length': 2, 'signed': True, 'decimals': 2},
-             {'name': 'reactive_power_l3',          'start': 23330, 'length': 2, 'signed': True, 'decimals': 2},
-             {'name': 'apparent_power_total',       'start': 23332, 'length': 2, 'signed': True, 'decimals': 2},
-             {'name': 'apparent_power_l1',          'start': 23334, 'length': 2, 'signed': True, 'decimals': 2},
-             {'name': 'apparent_power_l2',          'start': 23336, 'length': 2, 'signed': True, 'decimals': 2},
-             {'name': 'apparent_power_l3',          'start': 23338, 'length': 2, 'signed': True, 'decimals': 2},
-             {'name': 'frequency',                  'start': 23340, 'length': 1, 'signed': False, 'decimals': 2},
-             {'name': 'phase_angle_power_total',    'start': 23341, 'length': 1, 'signed': True, 'decimals': 1},
-             {'name': 'phase_angle_power_l1',       'start': 23342, 'length': 1, 'signed': True, 'decimals': 1},
-             {'name': 'phase_angle_power_l2',       'start': 23343, 'length': 1, 'signed': True, 'decimals': 1},
-             {'name': 'phase_angle_power_l3',       'start': 23344, 'length': 1, 'signed': True, 'decimals': 1},
-             {'name': 'phase_angle_voltage_l1',     'start': 23345, 'length': 1, 'signed': True, 'decimals': 1},
-             {'name': 'phase_angle_voltage_l2',     'start': 23346, 'length': 1, 'signed': True, 'decimals': 1},
-             {'name': 'phase_angle_voltage_l3',     'start': 23347, 'length': 1, 'signed': True, 'decimals': 1},
-             {'name': 'phase_angle_current_l1',     'start': 23351, 'length': 1, 'signed': True, 'decimals': 1},
-             {'name': 'phase_angle_current_l2',     'start': 23352, 'length': 1, 'signed': True, 'decimals': 1},
-             {'name': 'phase_angle_current_l3',     'start': 23353, 'length': 1, 'signed': True, 'decimals': 1},
-             {'name': 'power_factor_total',         'start': 23354, 'length': 1, 'signed': True, 'decimals': 3},
-             {'name': 'power_factor_l1',            'start': 23355, 'length': 1, 'signed': True, 'decimals': 3},
-             {'name': 'power_factor_l2',            'start': 23356, 'length': 1, 'signed': True, 'decimals': 3},
-             {'name': 'power_factor_l3',            'start': 23357, 'length': 1, 'signed': True, 'decimals': 3},
-             {'name': 'current_quadrant_total',     'start': 23358, 'length': 1, 'signed': False, 'decimals': 0},
-             {'name': 'current_quadrant_l1',        'start': 23359, 'length': 1, 'signed': False, 'decimals': 0},
-             {'name': 'current_quadrant_l2',        'start': 23360, 'length': 1, 'signed': False, 'decimals': 0},
-             {'name': 'current_quadrant_l3',        'start': 23361, 'length': 1, 'signed': False, 'decimals': 0},
-             {'name': 'voltage_harmonics_l1_n_thd', 'start': 23808, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_n_2nd', 'start': 23810, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_n_3rd', 'start': 23812, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_n_4th', 'start': 23814, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_n_5th', 'start': 23816, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_n_6th', 'start': 23818, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_n_7th', 'start': 23820, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_n_8th', 'start': 23822, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_n_9th', 'start': 23824, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_n_10th', 'start': 23826, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_n_11th', 'start': 23828, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_n_12th', 'start': 23830, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_n_13th', 'start': 23832, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_n_14th', 'start': 23834, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_n_15th', 'start': 23836, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_n_16th', 'start': 23838, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l2_n_thd', 'start': 23936, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l2_n_2nd', 'start': 23938, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l2_n_3rd', 'start': 23940, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l2_n_4th', 'start': 23942, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l2_n_5th', 'start': 23944, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l2_n_6th', 'start': 23946, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l2_n_7th', 'start': 23948, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l2_n_8th', 'start': 23950, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l2_n_9th', 'start': 23952, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l2_n_10th', 'start': 23954, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l2_n_11th', 'start': 23956, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l2_n_12th', 'start': 23958, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l2_n_13th', 'start': 23960, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l2_n_14th', 'start': 23962, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l2_n_15th', 'start': 23964, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l2_n_16th', 'start': 23966, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_n_thd', 'start': 24064, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_n_2nd', 'start': 24066, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_n_3rd', 'start': 24068, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_n_4th', 'start': 24070, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_n_5th', 'start': 24072, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_n_6th', 'start': 24074, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_n_7th', 'start': 24076, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_n_8th', 'start': 24078, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_n_9th', 'start': 24080, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_n_10th', 'start': 24082, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_n_11th', 'start': 24084, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_n_12th', 'start': 24086, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_n_13th', 'start': 24088, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_n_14th', 'start': 24090, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_n_15th', 'start': 24092, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_n_16th', 'start': 24094, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l2_thd', 'start': 24192, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l2_2nd', 'start': 24194, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l2_3rd', 'start': 24196, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l2_4th', 'start': 24198, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l2_5th', 'start': 24200, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l2_6th', 'start': 24202, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l2_7th', 'start': 24204, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l2_8th', 'start': 24206, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l2_9th', 'start': 24208, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l2_10th', 'start': 24210, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l2_11th', 'start': 24212, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l2_12th', 'start': 24214, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l2_13th', 'start': 24216, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l2_14th', 'start': 24218, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l2_15th', 'start': 24220, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l2_16th', 'start': 24222, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_l2_thd', 'start': 24320, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_l2_2nd', 'start': 24322, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_l2_3rd', 'start': 24324, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_l2_4th', 'start': 24326, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_l2_5th', 'start': 24328, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_l2_6th', 'start': 24330, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_l2_7th', 'start': 24332, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_l2_8th', 'start': 24334, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_l2_9th', 'start': 24336, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_l2_10th', 'start': 24338, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_l2_11th', 'start': 24340, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_l2_12th', 'start': 24342, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_l2_13th', 'start': 24344, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_l2_14th', 'start': 24346, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_l2_15th', 'start': 24348, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l3_l2_16th', 'start': 24350, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l3_thd', 'start': 24448, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l3_2nd', 'start': 24450, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l3_3rd', 'start': 24452, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l3_4th', 'start': 24454, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l3_5th', 'start': 24456, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l3_6th', 'start': 24458, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l3_7th', 'start': 24460, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l3_8th', 'start': 24462, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l3_9th', 'start': 24464, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l3_10th', 'start': 24466, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l3_11th', 'start': 24468, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l3_12th', 'start': 24470, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l3_13th', 'start': 24472, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l3_14th', 'start': 24474, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l3_15th', 'start': 24476, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'voltage_harmonics_l1_l3_16th', 'start': 24478, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l1_thd', 'start': 24576, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l1_2nd', 'start': 24578, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l1_3rd', 'start': 24580, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l1_4th', 'start': 24582, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l1_5th', 'start': 24584, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l1_6th', 'start': 24586, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l1_7th', 'start': 24588, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l1_8th', 'start': 24590, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l1_9th', 'start': 24592, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l1_10th', 'start': 24594, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l1_11th', 'start': 24596, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l1_12th', 'start': 24598, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l1_13th', 'start': 24600, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l1_14th', 'start': 24602, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l1_15th', 'start': 24604, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l1_16th', 'start': 24606, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l2_thd', 'start': 24704, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l2_2nd', 'start': 24706, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l2_3rd', 'start': 24708, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l2_4th', 'start': 24710, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l2_5th', 'start': 24712, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l2_6th', 'start': 24714, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l2_7th', 'start': 24716, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l2_8th', 'start': 24718, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l2_9th', 'start': 24720, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l2_10th', 'start': 24722, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l2_11th', 'start': 24724, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l2_12th', 'start': 24726, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l2_13th', 'start': 24728, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l2_14th', 'start': 24730, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l2_15th', 'start': 24732, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l2_16th', 'start': 24734, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l3_thd', 'start': 24832, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l3_2nd', 'start': 24834, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l3_3rd', 'start': 24836, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l3_4th', 'start': 24838, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l3_5th', 'start': 24840, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l3_6th', 'start': 24842, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l3_7th', 'start': 24844, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l3_8th', 'start': 24846, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l3_9th', 'start': 24848, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l3_10th', 'start': 24850, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l3_11th', 'start': 24852, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l3_12th', 'start': 24854, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l3_13th', 'start': 24856, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l3_14th', 'start': 24858, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l3_15th', 'start': 24860, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_l3_16th', 'start': 24862, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_n_thd', 'start': 24960, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_n_2nd', 'start': 24962, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_n_3rd', 'start': 24964, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_n_4th', 'start': 24966, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_n_5th', 'start': 24968, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_n_6th', 'start': 24970, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_n_7th', 'start': 24972, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_n_8th', 'start': 24974, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_n_9th', 'start': 24976, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_n_10th', 'start': 24978, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_n_11th', 'start': 24980, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_n_12th', 'start': 24982, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_n_13th', 'start': 24984, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_n_14th', 'start': 24986, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_n_15th', 'start': 24988, 'length': 2, 'signed': False, 'decimals': 1},
-             {'name': 'current_harmonics_n_16th', 'start': 24990, 'length': 2, 'signed': False, 'decimals': 1}]
-    REGSETS = {
-               "A43": ["active_import", "active_export", "active_net",
-                       "reactive_import", "reactive_export", "reactive_net",
-                       "apparent_import", "apparent_export", "apparent_net",
-                       "active_import_co2", "active_import_currency",
-                       "active_import_l1", "active_import_l2", "active_import_l3",
-                       "active_export_l1", "active_export_l2", "active_export_l3",
-                       "active_net_l1", "active_net_l2", "active_net_l3",
-                       "reactive_import_l1", "reactive_import_l2",
-                       "reactive_import_l3", "reactive_export_l1",
-                       "reactive_export_l2", "reactive_export_l3",
-                       "reactive_net_l1", "reactive_net_l2", "reactive_net_l3",
-                       "apparent_import_l1", "apparent_import_l2",
-                       "apparent_import_l3", "apparent_export_l1",
-                       "apparent_export_l2", "apparent_export_l3",
-                       "apparent_net_l1", "apparent_net_l2", "apparent_net_l3",
-                       "voltage_l1_n", "voltage_l2_n", "voltage_l3_n",
-                       "voltage_l1_l2", "voltage_l3_l2", "voltage_l1_l3",
-                       "current_l1", "current_l2", "current_l3",
-                       "active_power_total", "active_power_l1", "active_power_l2",
-                       "active_power_l3", "reactive_power_total",
-                       "reactive_power_l1", "reactive_power_l2",
-                       "reactive_power_l3", "apparent_power_total",
-                       "apparent_power_l1", "apparent_power_l2",
-                       "apparent_power_l3", "frequency", "phase_angle_power_total",
-                       "power_factor_total", "power_factor_l1", "power_factor_l2",
-                       "power_factor_l3", "current_quadrant_total",
-                       "current_quadrant_l1", "current_quadrant_l2",
-                       "current_quadrant_l3"],
-               "B23": ["active_import", "active_export", "active_net",
-                       "reactive_import", "reactive_export", "reactive_net",
-                       "apparent_import", "apparent_export", "apparent_net",
-                       "active_import_co2", "active_import_currency",
-                       "active_import_l1", "active_import_l2", "active_import_l3",
-                       "active_export_l1", "active_export_l2", "active_export_l3",
-                       "active_net_l1", "active_net_l2", "active_net_l3",
-                       "reactive_import_l1", "reactive_import_l2",
-                       "reactive_import_l3", "reactive_export_l1",
-                       "reactive_export_l2", "reactive_export_l3",
-                       "reactive_net_l1", "reactive_net_l2", "reactive_net_l3",
-                       "apparent_import_l1", "apparent_import_l2",
-                       "apparent_import_l3", "apparent_export_l1",
-                       "apparent_export_l2", "apparent_export_l3",
-                       "apparent_net_l1", "apparent_net_l2", "apparent_net_l3",
-                       "voltage_l1_n", "voltage_l2_n", "voltage_l3_n",
-                       "voltage_l1_l2", "voltage_l3_l2", "voltage_l1_l3",
-                       "current_l1", "current_l2", "current_l3",
-                       "active_power_total", "active_power_l1", "active_power_l2",
-                       "active_power_l3", "reactive_power_total",
-                       "reactive_power_l1", "reactive_power_l2",
-                       "reactive_power_l3", "apparent_power_total",
-                       "apparent_power_l1", "apparent_power_l2",
-                       "apparent_power_l3", "frequency", "phase_angle_power_total",
-                       "power_factor_total", "power_factor_l1", "power_factor_l2",
-                       "power_factor_l3", "current_quadrant_total",
-                       "current_quadrant_l1", "current_quadrant_l2",
-                       "current_quadrant_l3"],
-               "B21": ["active_import", "active_export", "active_net",
-                       "reactive_import", "reactive_export", "reactive_net",
-                       "apparent_import", "apparent_export", "apparent_net",
-                       "active_import_co2", "active_import_currency",
-                       "voltage_l1_n", "current_l1", "active_power_total",
-                       "reactive_power_total", "apparent_power_total", "frequency",
-                       "phase_angle_power_total", "power_factor_total",
-                       "current_quadrant_total"]
-               }
-    NULLS = [pow(2, n) - 1 for n in (64, 63, 32, 31, 16, 15)]
-
-
-class MEM001(ModbusRTUMeter):
-    NULLS = []
-    REGS = [{'name': 'feeder_1_id', 'start': 0x2005, 'length': 1, 'signed': False, 'decimals': 0},
-            {'name': 'feeder_2_id', 'start': 0x2006, 'length': 1, 'signed': False, 'decimals': 0},
-            {'name': 'feeder_3_id', 'start': 0x2007, 'length': 1, 'signed': False, 'decimals': 0},
-            {'name': 'feeder_4_id', 'start': 0x2008, 'length': 1, 'signed': False, 'decimals': 0},
-            {'name': 'feeder_5_id', 'start': 0x2009, 'length': 1, 'signed': False, 'decimals': 0},
-            {'name': 'feeder_6_id', 'start': 0x200A, 'length': 1, 'signed': False, 'decimals': 0},
-            {'name': 'feeder_7_id', 'start': 0x200B, 'length': 1, 'signed': False, 'decimals': 0},
-            {'name': 'feeder_8_id', 'start': 0x200C, 'length': 1, 'signed': False, 'decimals': 0},
-
-            {'name': 'voltage_l1_n', 'start': 0xD006, 'length': 2, 'signed': False, 'decimals': 0, 'float': True},
-            {'name': 'voltage_l2_n', 'start': 0xD008, 'length': 2, 'signed': False, 'decimals': 0, 'float': True},
-            {'name': 'voltage_l3_n', 'start': 0xD00A, 'length': 2, 'signed': False, 'decimals': 0, 'float': True},
-
-            {'name': 'current_l1', 'start': 0xD012, 'length': 2, 'signed': False, 'decimals': 0, 'float': True},
-            {'name': 'current_l2', 'start': 0xD014, 'length': 2, 'signed': False, 'decimals': 0, 'float': True},
-            {'name': 'current_l3', 'start': 0xD016, 'length': 2, 'signed': False, 'decimals': 0, 'float': True},
-
-            {'name': 'active_power_total', 'start': 0xD01A, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
-            {'name': 'reactive_power_total', 'start': 0xD01C, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
-
-            {'name': 'active_power_l1', 'start': 0xD023, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
-            {'name': 'active_power_l2', 'start': 0xD025, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
-            {'name': 'active_power_l3', 'start': 0xD027, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
-
-            {'name': 'reactive_power_l1', 'start': 0xD029, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
-            {'name': 'reactive_power_l2', 'start': 0xD02B, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
-            {'name': 'reactive_power_l3', 'start': 0xD02D, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
-
-            {'name': 'power_factor_l1', 'start': 0xD035, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
-            {'name': 'power_factor_l2', 'start': 0xD037, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
-            {'name': 'power_factor_l3', 'start': 0xD039, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
-
-            {'name': 'current_harmonics_l1', 'start': 0xD044, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
-            {'name': 'current_harmonics_l2', 'start': 0xD046, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
-            {'name': 'current_harmonics_l3', 'start': 0xD048, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
-
-            {'name': 'current_harmonics_l1_3rd', 'start': 0xD052, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
-            {'name': 'current_harmonics_l2_3rd', 'start': 0xD054, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
-            {'name': 'current_harmonics_l3_3rd', 'start': 0xD056, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
-
-            {'name': 'current_harmonics_l1_5th', 'start': 0xD058, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
-            {'name': 'current_harmonics_l2_5th', 'start': 0xD05A, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
-            {'name': 'current_harmonics_l3_5th', 'start': 0xD05C, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
-
-            {'name': 'current_harmonics_l1_7th', 'start': 0xD05E, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
-            {'name': 'current_harmonics_l2_7th', 'start': 0xD060, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
-            {'name': 'current_harmonics_l3_7th', 'start': 0xD062, 'length': 2, 'signed': True, 'decimals': 0, 'float': True}
-           ]
-
-
 class ModbusTCPMeter:
     """
     Implementation for a Modbus TCP Energy Meter.
@@ -918,76 +317,6 @@ class MulticubeMeter(ModbusTCPMeter):
     FUNCTION_CODE = 3
     NULLS = [2**16 - 1, 2**15 - 1, 2**15, -2**15]
 
-
-class AsyncModbusTCPMeter(ModbusTCPMeter):
-
-    def __init__(self, *args, **kwargs):
-        super().__init__(*args, **kwargs)
-        self.reader = self.writer = None
-
-    async def _connect(self):
-        self.reader, self.writer = await asyncio.open_connection(host=self.port, port=self.tcp_port)
-
-    async def read(self, regnames=None):
-        if regnames is None:
-            registers = self.REGS
-            return await self._read_multiple(registers)
-
-        if isinstance(regnames, str):
-            registers = [register for register in self.REGS if register['name'] == regnames]
-            if len(registers) == 0:
-                return "Register not found on device."
-            return await self._read_single(registers[0])
-
-        if isinstance(regnames, Iterable):
-            registers = [register for register in self.REGS if register['name'] in regnames]
-            return await self._read_multiple(registers)
-
-    async def _read_single(self, register):
-        num_regs = register['length']
-        message = self._modbus_message(register['start'], num_regs)
-        if self.writer is None:
-            await self._connect()
-        self.writer.write(message)
-        await self.writer.drain()
-
-        data = await self.reader.readexactly(9 + 2 * num_regs)
-        return self._convert_value(data[9:], signed=register['signed'], decimals=register['decimals'], isFloat=register['isFloat']|False)
-
-    async def _read_multiple(self, registers):
-        registers.sort(key=lambda reg: reg['start'])
-        results = {}
-        for reg_range in self._split_ranges(registers):
-            # Prepare the request
-            first_reg = min([register['start'] for register in reg_range])
-            num_regs = max([register['start'] + register['length'] for register in reg_range]) - first_reg
-
-            if self.writer is None:
-                await self._connect()
-            self.writer.write(self._modbus_message(first_reg, num_regs))
-            await self.writer.drain()
-
-            # Receive the response
-
-            data = await self.reader.readexactly(9 + 2 * num_regs)
-            results.update(self._interpret_result(data[9:], reg_range))
-        return results
-
-
-class AsyncABBTCPMeter(AsyncModbusTCPMeter):
-    def __init__(self, *args, **kwargs):
-        super().__init__(*args, **kwargs)
-        if type in ABBMeter.REGSETS:
-            self.REGS = [register for register in ABBMeter._REGS if register['name'] in ABBMeter.REGSETS[type]]
-        else:
-            self.REGS = ABBMeter.REGS
-
-    NULLS = ABBMeter.NULLS
-    PROTOCOL_CODE = 0
-    FUNCTION_CODE = 3
-    REG_OFFSET = 0
-
-
 class SaiaMeter:
     def __init__(self, port, baudrate=38400, slaveaddress=1, type=None, **kwargs):
         """ Initialize the ABBMeter object.
@@ -1173,7 +502,6 @@ class SaiaMeter:
 
         return float(value) / 10 ** number_of_decimals
 
-    REGISTER_BYTES = 4
     REGS = [{'name': 'firmware_version',           'start': 0, 'length': 1, 'signed': True, 'decimals': 0},
             {'name': 'num_registers',              'start': 1, 'length': 1, 'signed': False, 'decimals': 0},
             {'name': 'num_flags',                  'start': 2, 'length': 1, 'signed': False, 'decimals': 0},

energymeter/configurations/__init__.py

@@ -0,0 +1,9 @@
+from .abb import A43, B21, B23
+from .saia import SBUS
+from .mikrotik import MEM001
+
+def meter_by_type(model):
+    pass
+
+def async_meter_by_type(model):
+    pass

energymeter/configurations/abb.py

@@ -0,0 +1,376 @@
+class A43(ModbusRTUMeter):
+    def __init__(self, port, baudrate=38400, slaveaddress=1, timeout=0.5, model=None):
+        super().__init__(port, baudrate, slaveaddress, timeout)
+        if model in ABBMeter.REGSETS:
+            self.REGS = [register for register in ABBMeter._REGS if register['name'] in ABBMeter.REGSETS[type]]
+        else:
+            self.REGS = ABBMeter._REGS
+
+    # Register map of the ABB A and B series energy meters.
+    _REGS = [{'name': 'active_import',              'start': 20480, 'length': 4, 'signed': True, 'decimals': 2},
+             {'name': 'active_export',              'start': 20484, 'length': 4, 'signed': True, 'decimals': 2},
+             {'name': 'active_net',                 'start': 20488, 'length': 4, 'signed': True, 'decimals': 2},
+             {'name': 'reactive_import',            'start': 20492, 'length': 4, 'signed': True, 'decimals': 2},
+             {'name': 'reactive_export',            'start': 20496, 'length': 4, 'signed': True, 'decimals': 2},
+             {'name': 'reactive_net',               'start': 20500, 'length': 4, 'signed': True, 'decimals': 2},
+             {'name': 'apparent_import',            'start': 20504, 'length': 4, 'signed': True, 'decimals': 2},
+             {'name': 'apparent_export',            'start': 20508, 'length': 4, 'signed': True, 'decimals': 2},
+             {'name': 'apparent_net',               'start': 20512, 'length': 4, 'signed': True, 'decimals': 2},
+             {'name': 'active_import_co2',          'start': 20516, 'length': 4, 'signed': True, 'decimals': 2},
+             {'name': 'active_import_currency',     'start': 20532, 'length': 4, 'signed': True, 'decimals': 2},
+             {'name': 'active_import_tariff_1',     'start': 20848, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'active_import_tariff_2',     'start': 20852, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'active_import_tariff_3',     'start': 20856, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'active_import_tariff_4',     'start': 20860, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'active_export_tariff_1',     'start': 20880, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'active_export_tariff_2',     'start': 20884, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'active_export_tariff_3',     'start': 20888, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'active_export_tariff_4',     'start': 20892, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'reactive_import_tariff_1',   'start': 20912, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'reactive_import_tariff_2',   'start': 20916, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'reactive_import_tariff_3',   'start': 20920, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'reactive_import_tariff_4',   'start': 20924, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'reactive_export_tariff_1',   'start': 20944, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'reactive_export_tariff_2',   'start': 20948, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'reactive_export_tariff_3',   'start': 20952, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'reactive_export_tariff_4',   'start': 20956, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'active_import_l1',           'start': 21600, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'active_import_l2',           'start': 21604, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'active_import_l3',           'start': 21608, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'active_export_l1',           'start': 21612, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'active_export_l2',           'start': 21616, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'active_export_l3',           'start': 21620, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'active_net_l1',              'start': 21624, 'length': 4, 'signed': True, 'decimals': 2},
+             {'name': 'active_net_l2',              'start': 21628, 'length': 4, 'signed': True, 'decimals': 2},
+             {'name': 'active_net_l3',              'start': 21632, 'length': 4, 'signed': True, 'decimals': 2},
+             {'name': 'reactive_import_l1',         'start': 21636, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'reactive_import_l2',         'start': 21640, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'reactive_import_l3',         'start': 21644, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'reactive_export_l1',         'start': 21648, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'reactive_export_l2',         'start': 21652, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'reactive_export_l3',         'start': 21656, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'reactive_net_l1',            'start': 21660, 'length': 4, 'signed': True, 'decimals': 2},
+             {'name': 'reactive_net_l2',            'start': 21664, 'length': 4, 'signed': True, 'decimals': 2},
+             {'name': 'reactive_net_l3',            'start': 21668, 'length': 4, 'signed': True, 'decimals': 2},
+             {'name': 'apparent_import_l1',         'start': 21672, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'apparent_import_l2',         'start': 21676, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'apparent_import_l3',         'start': 21680, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'apparent_export_l1',         'start': 21684, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'apparent_export_l2',         'start': 21688, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'apparent_export_l3',         'start': 21692, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'apparent_net_l1',            'start': 21696, 'length': 4, 'signed': True, 'decimals': 2},
+             {'name': 'apparent_net_l2',            'start': 21700, 'length': 4, 'signed': True, 'decimals': 2},
+             {'name': 'apparent_net_l3',            'start': 21704, 'length': 4, 'signed': True, 'decimals': 2},
+             {'name': 'resettable_active_import',   'start': 21804, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'resettable_active_export',   'start': 21808, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'resettable_reactive_import', 'start': 21812, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'resettable_reactive_export', 'start': 21816, 'length': 4, 'signed': False, 'decimals': 2},
+             {'name': 'voltage_l1_n',               'start': 23296, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_l2_n',               'start': 23298, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_l3_n',               'start': 23300, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_l1_l2',              'start': 23302, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_l3_l2',              'start': 23304, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_l1_l3',              'start': 23306, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_l1',                 'start': 23308, 'length': 2, 'signed': False, 'decimals': 2},
+             {'name': 'current_l2',                 'start': 23310, 'length': 2, 'signed': False, 'decimals': 2},
+             {'name': 'current_l3',                 'start': 23312, 'length': 2, 'signed': False, 'decimals': 2},
+             {'name': 'current_n',                  'start': 23314, 'length': 2, 'signed': False, 'decimals': 2},
+             {'name': 'active_power_total',         'start': 23316, 'length': 2, 'signed': True, 'decimals': 2},
+             {'name': 'active_power_l1',            'start': 23318, 'length': 2, 'signed': True, 'decimals': 2},
+             {'name': 'active_power_l2',            'start': 23320, 'length': 2, 'signed': True, 'decimals': 2},
+             {'name': 'active_power_l3',            'start': 23322, 'length': 2, 'signed': True, 'decimals': 2},
+             {'name': 'reactive_power_total',       'start': 23324, 'length': 2, 'signed': True, 'decimals': 2},
+             {'name': 'reactive_power_l1',          'start': 23326, 'length': 2, 'signed': True, 'decimals': 2},
+             {'name': 'reactive_power_l2',          'start': 23328, 'length': 2, 'signed': True, 'decimals': 2},
+             {'name': 'reactive_power_l3',          'start': 23330, 'length': 2, 'signed': True, 'decimals': 2},
+             {'name': 'apparent_power_total',       'start': 23332, 'length': 2, 'signed': True, 'decimals': 2},
+             {'name': 'apparent_power_l1',          'start': 23334, 'length': 2, 'signed': True, 'decimals': 2},
+             {'name': 'apparent_power_l2',          'start': 23336, 'length': 2, 'signed': True, 'decimals': 2},
+             {'name': 'apparent_power_l3',          'start': 23338, 'length': 2, 'signed': True, 'decimals': 2},
+             {'name': 'frequency',                  'start': 23340, 'length': 1, 'signed': False, 'decimals': 2},
+             {'name': 'phase_angle_power_total',    'start': 23341, 'length': 1, 'signed': True, 'decimals': 1},
+             {'name': 'phase_angle_power_l1',       'start': 23342, 'length': 1, 'signed': True, 'decimals': 1},
+             {'name': 'phase_angle_power_l2',       'start': 23343, 'length': 1, 'signed': True, 'decimals': 1},
+             {'name': 'phase_angle_power_l3',       'start': 23344, 'length': 1, 'signed': True, 'decimals': 1},
+             {'name': 'phase_angle_voltage_l1',     'start': 23345, 'length': 1, 'signed': True, 'decimals': 1},
+             {'name': 'phase_angle_voltage_l2',     'start': 23346, 'length': 1, 'signed': True, 'decimals': 1},
+             {'name': 'phase_angle_voltage_l3',     'start': 23347, 'length': 1, 'signed': True, 'decimals': 1},
+             {'name': 'phase_angle_current_l1',     'start': 23351, 'length': 1, 'signed': True, 'decimals': 1},
+             {'name': 'phase_angle_current_l2',     'start': 23352, 'length': 1, 'signed': True, 'decimals': 1},
+             {'name': 'phase_angle_current_l3',     'start': 23353, 'length': 1, 'signed': True, 'decimals': 1},
+             {'name': 'power_factor_total',         'start': 23354, 'length': 1, 'signed': True, 'decimals': 3},
+             {'name': 'power_factor_l1',            'start': 23355, 'length': 1, 'signed': True, 'decimals': 3},
+             {'name': 'power_factor_l2',            'start': 23356, 'length': 1, 'signed': True, 'decimals': 3},
+             {'name': 'power_factor_l3',            'start': 23357, 'length': 1, 'signed': True, 'decimals': 3},
+             {'name': 'current_quadrant_total',     'start': 23358, 'length': 1, 'signed': False, 'decimals': 0},
+             {'name': 'current_quadrant_l1',        'start': 23359, 'length': 1, 'signed': False, 'decimals': 0},
+             {'name': 'current_quadrant_l2',        'start': 23360, 'length': 1, 'signed': False, 'decimals': 0},
+             {'name': 'current_quadrant_l3',        'start': 23361, 'length': 1, 'signed': False, 'decimals': 0},
+             {'name': 'voltage_harmonics_l1_n_thd', 'start': 23808, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_n_2nd', 'start': 23810, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_n_3rd', 'start': 23812, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_n_4th', 'start': 23814, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_n_5th', 'start': 23816, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_n_6th', 'start': 23818, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_n_7th', 'start': 23820, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_n_8th', 'start': 23822, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_n_9th', 'start': 23824, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_n_10th', 'start': 23826, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_n_11th', 'start': 23828, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_n_12th', 'start': 23830, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_n_13th', 'start': 23832, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_n_14th', 'start': 23834, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_n_15th', 'start': 23836, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_n_16th', 'start': 23838, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l2_n_thd', 'start': 23936, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l2_n_2nd', 'start': 23938, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l2_n_3rd', 'start': 23940, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l2_n_4th', 'start': 23942, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l2_n_5th', 'start': 23944, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l2_n_6th', 'start': 23946, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l2_n_7th', 'start': 23948, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l2_n_8th', 'start': 23950, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l2_n_9th', 'start': 23952, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l2_n_10th', 'start': 23954, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l2_n_11th', 'start': 23956, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l2_n_12th', 'start': 23958, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l2_n_13th', 'start': 23960, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l2_n_14th', 'start': 23962, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l2_n_15th', 'start': 23964, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l2_n_16th', 'start': 23966, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_n_thd', 'start': 24064, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_n_2nd', 'start': 24066, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_n_3rd', 'start': 24068, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_n_4th', 'start': 24070, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_n_5th', 'start': 24072, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_n_6th', 'start': 24074, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_n_7th', 'start': 24076, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_n_8th', 'start': 24078, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_n_9th', 'start': 24080, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_n_10th', 'start': 24082, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_n_11th', 'start': 24084, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_n_12th', 'start': 24086, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_n_13th', 'start': 24088, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_n_14th', 'start': 24090, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_n_15th', 'start': 24092, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_n_16th', 'start': 24094, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l2_thd', 'start': 24192, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l2_2nd', 'start': 24194, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l2_3rd', 'start': 24196, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l2_4th', 'start': 24198, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l2_5th', 'start': 24200, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l2_6th', 'start': 24202, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l2_7th', 'start': 24204, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l2_8th', 'start': 24206, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l2_9th', 'start': 24208, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l2_10th', 'start': 24210, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l2_11th', 'start': 24212, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l2_12th', 'start': 24214, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l2_13th', 'start': 24216, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l2_14th', 'start': 24218, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l2_15th', 'start': 24220, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l2_16th', 'start': 24222, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_l2_thd', 'start': 24320, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_l2_2nd', 'start': 24322, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_l2_3rd', 'start': 24324, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_l2_4th', 'start': 24326, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_l2_5th', 'start': 24328, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_l2_6th', 'start': 24330, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_l2_7th', 'start': 24332, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_l2_8th', 'start': 24334, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_l2_9th', 'start': 24336, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_l2_10th', 'start': 24338, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_l2_11th', 'start': 24340, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_l2_12th', 'start': 24342, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_l2_13th', 'start': 24344, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_l2_14th', 'start': 24346, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_l2_15th', 'start': 24348, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l3_l2_16th', 'start': 24350, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l3_thd', 'start': 24448, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l3_2nd', 'start': 24450, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l3_3rd', 'start': 24452, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l3_4th', 'start': 24454, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l3_5th', 'start': 24456, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l3_6th', 'start': 24458, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l3_7th', 'start': 24460, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l3_8th', 'start': 24462, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l3_9th', 'start': 24464, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l3_10th', 'start': 24466, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l3_11th', 'start': 24468, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l3_12th', 'start': 24470, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l3_13th', 'start': 24472, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l3_14th', 'start': 24474, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l3_15th', 'start': 24476, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'voltage_harmonics_l1_l3_16th', 'start': 24478, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l1_thd', 'start': 24576, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l1_2nd', 'start': 24578, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l1_3rd', 'start': 24580, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l1_4th', 'start': 24582, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l1_5th', 'start': 24584, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l1_6th', 'start': 24586, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l1_7th', 'start': 24588, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l1_8th', 'start': 24590, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l1_9th', 'start': 24592, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l1_10th', 'start': 24594, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l1_11th', 'start': 24596, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l1_12th', 'start': 24598, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l1_13th', 'start': 24600, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l1_14th', 'start': 24602, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l1_15th', 'start': 24604, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l1_16th', 'start': 24606, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l2_thd', 'start': 24704, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l2_2nd', 'start': 24706, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l2_3rd', 'start': 24708, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l2_4th', 'start': 24710, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l2_5th', 'start': 24712, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l2_6th', 'start': 24714, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l2_7th', 'start': 24716, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l2_8th', 'start': 24718, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l2_9th', 'start': 24720, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l2_10th', 'start': 24722, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l2_11th', 'start': 24724, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l2_12th', 'start': 24726, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l2_13th', 'start': 24728, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l2_14th', 'start': 24730, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l2_15th', 'start': 24732, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l2_16th', 'start': 24734, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l3_thd', 'start': 24832, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l3_2nd', 'start': 24834, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l3_3rd', 'start': 24836, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l3_4th', 'start': 24838, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l3_5th', 'start': 24840, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l3_6th', 'start': 24842, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l3_7th', 'start': 24844, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l3_8th', 'start': 24846, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l3_9th', 'start': 24848, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l3_10th', 'start': 24850, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l3_11th', 'start': 24852, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l3_12th', 'start': 24854, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l3_13th', 'start': 24856, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l3_14th', 'start': 24858, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l3_15th', 'start': 24860, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_l3_16th', 'start': 24862, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_n_thd', 'start': 24960, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_n_2nd', 'start': 24962, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_n_3rd', 'start': 24964, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_n_4th', 'start': 24966, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_n_5th', 'start': 24968, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_n_6th', 'start': 24970, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_n_7th', 'start': 24972, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_n_8th', 'start': 24974, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_n_9th', 'start': 24976, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_n_10th', 'start': 24978, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_n_11th', 'start': 24980, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_n_12th', 'start': 24982, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_n_13th', 'start': 24984, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_n_14th', 'start': 24986, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_n_15th', 'start': 24988, 'length': 2, 'signed': False, 'decimals': 1},
+             {'name': 'current_harmonics_n_16th', 'start': 24990, 'length': 2, 'signed': False, 'decimals': 1}]
+    REGSETS = {
+               "A43": ["active_import", "active_export", "active_net",
+                       "reactive_import", "reactive_export", "reactive_net",
+                       "apparent_import", "apparent_export", "apparent_net",
+                       "active_import_co2", "active_import_currency",
+                       "active_import_l1", "active_import_l2", "active_import_l3",
+                       "active_export_l1", "active_export_l2", "active_export_l3",
+                       "active_net_l1", "active_net_l2", "active_net_l3",
+                       "reactive_import_l1", "reactive_import_l2",
+                       "reactive_import_l3", "reactive_export_l1",
+                       "reactive_export_l2", "reactive_export_l3",
+                       "reactive_net_l1", "reactive_net_l2", "reactive_net_l3",
+                       "apparent_import_l1", "apparent_import_l2",
+                       "apparent_import_l3", "apparent_export_l1",
+                       "apparent_export_l2", "apparent_export_l3",
+                       "apparent_net_l1", "apparent_net_l2", "apparent_net_l3",
+                       "voltage_l1_n", "voltage_l2_n", "voltage_l3_n",
+                       "voltage_l1_l2", "voltage_l3_l2", "voltage_l1_l3",
+                       "current_l1", "current_l2", "current_l3",
+                       "active_power_total", "active_power_l1", "active_power_l2",
+                       "active_power_l3", "reactive_power_total",
+                       "reactive_power_l1", "reactive_power_l2",
+                       "reactive_power_l3", "apparent_power_total",
+                       "apparent_power_l1", "apparent_power_l2",
+                       "apparent_power_l3", "frequency", "phase_angle_power_total",
+                       "power_factor_total", "power_factor_l1", "power_factor_l2",
+                       "power_factor_l3", "current_quadrant_total",
+                       "current_quadrant_l1", "current_quadrant_l2",
+                       "current_quadrant_l3"],
+               "B23": ["active_import", "active_export", "active_net",
+                       "reactive_import", "reactive_export", "reactive_net",
+                       "apparent_import", "apparent_export", "apparent_net",
+                       "active_import_co2", "active_import_currency",
+                       "active_import_l1", "active_import_l2", "active_import_l3",
+                       "active_export_l1", "active_export_l2", "active_export_l3",
+                       "active_net_l1", "active_net_l2", "active_net_l3",
+                       "reactive_import_l1", "reactive_import_l2",
+                       "reactive_import_l3", "reactive_export_l1",
+                       "reactive_export_l2", "reactive_export_l3",
+                       "reactive_net_l1", "reactive_net_l2", "reactive_net_l3",
+                       "apparent_import_l1", "apparent_import_l2",
+                       "apparent_import_l3", "apparent_export_l1",
+                       "apparent_export_l2", "apparent_export_l3",
+                       "apparent_net_l1", "apparent_net_l2", "apparent_net_l3",
+                       "voltage_l1_n", "voltage_l2_n", "voltage_l3_n",
+                       "voltage_l1_l2", "voltage_l3_l2", "voltage_l1_l3",
+                       "current_l1", "current_l2", "current_l3",
+                       "active_power_total", "active_power_l1", "active_power_l2",
+                       "active_power_l3", "reactive_power_total",
+                       "reactive_power_l1", "reactive_power_l2",
+                       "reactive_power_l3", "apparent_power_total",
+                       "apparent_power_l1", "apparent_power_l2",
+                       "apparent_power_l3", "frequency", "phase_angle_power_total",
+                       "power_factor_total", "power_factor_l1", "power_factor_l2",
+                       "power_factor_l3", "current_quadrant_total",
+                       "current_quadrant_l1", "current_quadrant_l2",
+                       "current_quadrant_l3"],
+               "B21": ["active_import", "active_export", "active_net",
+                       "reactive_import", "reactive_export", "reactive_net",
+                       "apparent_import", "apparent_export", "apparent_net",
+                       "active_import_co2", "active_import_currency",
+                       "voltage_l1_n", "current_l1", "active_power_total",
+                       "reactive_power_total", "apparent_power_total", "frequency",
+                       "phase_angle_power_total", "power_factor_total",
+                       "current_quadrant_total"]
+               }
+    NULLS = [pow(2, n) - 1 for n in (64, 63, 32, 31, 16, 15)]
+
+class B21(ModbusRTUMeter):
+    def __init__(self, port, baudrate=38400, slaveaddress=1, timeout=0.5):
+        super().__init__(port, baudrate, slaveaddress, timeout)
+
+    # Register map of the ABB A and B series energy meters.
+    REGS = [{'name': 'active_import',              'start': 20480, 'length': 4, 'signed': True, 'decimals': 2},
+            {'name': 'active_export',              'start': 20484, 'length': 4, 'signed': True, 'decimals': 2},
+            {'name': 'active_net',                 'start': 20488, 'length': 4, 'signed': True, 'decimals': 2},
+            {'name': 'reactive_import',            'start': 20492, 'length': 4, 'signed': True, 'decimals': 2},
+            {'name': 'reactive_export',            'start': 20496, 'length': 4, 'signed': True, 'decimals': 2},
+            {'name': 'reactive_net',               'start': 20500, 'length': 4, 'signed': True, 'decimals': 2},
+            {'name': 'apparent_import',            'start': 20504, 'length': 4, 'signed': True, 'decimals': 2},
+            {'name': 'apparent_export',            'start': 20508, 'length': 4, 'signed': True, 'decimals': 2},
+            {'name': 'apparent_net',               'start': 20512, 'length': 4, 'signed': True, 'decimals': 2},
+            {'name': 'active_import_co2',          'start': 20516, 'length': 4, 'signed': True, 'decimals': 2},
+            {'name': 'active_import_currency',     'start': 20532, 'length': 4, 'signed': True, 'decimals': 2},
+            {'name': 'voltage_l1_n',               'start': 23296, 'length': 2, 'signed': False, 'decimals': 1},
+            {'name': 'current_l1',                 'start': 23308, 'length': 2, 'signed': False, 'decimals': 2},
+            {'name': 'active_power_total',         'start': 23316, 'length': 2, 'signed': True, 'decimals': 2},
+            {'name': 'reactive_power_total',       'start': 23324, 'length': 2, 'signed': True, 'decimals': 2},
+            {'name': 'apparent_power_total',       'start': 23332, 'length': 2, 'signed': True, 'decimals': 2},
+            {'name': 'frequency',                  'start': 23340, 'length': 1, 'signed': False, 'decimals': 2},
+            {'name': 'phase_angle_power_total',    'start': 23341, 'length': 1, 'signed': True, 'decimals': 1},
+            {'name': 'power_factor_total',         'start': 23354, 'length': 1, 'signed': True, 'decimals': 3},
+            {'name': 'current_quadrant_total',     'start': 23358, 'length': 1, 'signed': False, 'decimals': 0}]
+
+    NULLS = [pow(2, n) - 1 for n in (64, 63, 32, 31, 16, 15)]
+
+class AsyncABBTCPMeter(AsyncModbusTCPMeter):
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        if type in ABBMeter.REGSETS:
+            self.REGS = [register for register in ABBMeter._REGS if register['name'] in ABBMeter.REGSETS[type]]
+        else:
+            self.REGS = ABBMeter.REGS
+
+    NULLS = ABBMeter.NULLS
+    PROTOCOL_CODE = 0
+    FUNCTION_CODE = 3
+    REG_OFFSET = 0

energymeter/configurations/mikrotek.py

@@ -0,0 +1,52 @@
+from . import ModbusRTUMeter
+
+class MEM001(ModbusRTUMeter):
+    NULLS = []
+    REGS = [{'name': 'feeder_1_id', 'start': 0x2005, 'length': 1, 'signed': False, 'decimals': 0},
+            {'name': 'feeder_2_id', 'start': 0x2006, 'length': 1, 'signed': False, 'decimals': 0},
+            {'name': 'feeder_3_id', 'start': 0x2007, 'length': 1, 'signed': False, 'decimals': 0},
+            {'name': 'feeder_4_id', 'start': 0x2008, 'length': 1, 'signed': False, 'decimals': 0},
+            {'name': 'feeder_5_id', 'start': 0x2009, 'length': 1, 'signed': False, 'decimals': 0},
+            {'name': 'feeder_6_id', 'start': 0x200A, 'length': 1, 'signed': False, 'decimals': 0},
+            {'name': 'feeder_7_id', 'start': 0x200B, 'length': 1, 'signed': False, 'decimals': 0},
+            {'name': 'feeder_8_id', 'start': 0x200C, 'length': 1, 'signed': False, 'decimals': 0},
+
+            {'name': 'voltage_l1_n', 'start': 0xD006, 'length': 2, 'signed': False, 'decimals': 0, 'float': True},
+            {'name': 'voltage_l2_n', 'start': 0xD008, 'length': 2, 'signed': False, 'decimals': 0, 'float': True},
+            {'name': 'voltage_l3_n', 'start': 0xD00A, 'length': 2, 'signed': False, 'decimals': 0, 'float': True},
+
+            {'name': 'current_l1', 'start': 0xD012, 'length': 2, 'signed': False, 'decimals': 0, 'float': True},
+            {'name': 'current_l2', 'start': 0xD014, 'length': 2, 'signed': False, 'decimals': 0, 'float': True},
+            {'name': 'current_l3', 'start': 0xD016, 'length': 2, 'signed': False, 'decimals': 0, 'float': True},
+
+            {'name': 'active_power_total', 'start': 0xD01A, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
+            {'name': 'reactive_power_total', 'start': 0xD01C, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
+
+            {'name': 'active_power_l1', 'start': 0xD023, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
+            {'name': 'active_power_l2', 'start': 0xD025, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
+            {'name': 'active_power_l3', 'start': 0xD027, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
+
+            {'name': 'reactive_power_l1', 'start': 0xD029, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
+            {'name': 'reactive_power_l2', 'start': 0xD02B, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
+            {'name': 'reactive_power_l3', 'start': 0xD02D, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
+
+            {'name': 'power_factor_l1', 'start': 0xD035, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
+            {'name': 'power_factor_l2', 'start': 0xD037, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
+            {'name': 'power_factor_l3', 'start': 0xD039, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
+
+            {'name': 'current_harmonics_l1', 'start': 0xD044, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
+            {'name': 'current_harmonics_l2', 'start': 0xD046, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
+            {'name': 'current_harmonics_l3', 'start': 0xD048, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
+
+            {'name': 'current_harmonics_l1_3rd', 'start': 0xD052, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
+            {'name': 'current_harmonics_l2_3rd', 'start': 0xD054, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
+            {'name': 'current_harmonics_l3_3rd', 'start': 0xD056, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
+
+            {'name': 'current_harmonics_l1_5th', 'start': 0xD058, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
+            {'name': 'current_harmonics_l2_5th', 'start': 0xD05A, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
+            {'name': 'current_harmonics_l3_5th', 'start': 0xD05C, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
+
+            {'name': 'current_harmonics_l1_7th', 'start': 0xD05E, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
+            {'name': 'current_harmonics_l2_7th', 'start': 0xD060, 'length': 2, 'signed': True, 'decimals': 0, 'float': True},
+            {'name': 'current_harmonics_l3_7th', 'start': 0xD062, 'length': 2, 'signed': True, 'decimals': 0, 'float': True}
+           ]

energymeter/modbus_rtu.py

@@ -0,0 +1,213 @@
+import minimalmodbus
+import struct
+
+class ModbusRTUMeter:
+    """Meter class that uses a minimalmodbus Instrument to query an ABB meter."""
+    def __init__(self, port, baudrate=38400, slaveaddress=1, timeout=0.5):
+        """ Initialize the ModbusRTUmeter object.
+
+        Arguments:
+            * port: a serial port (string)
+            * baudrate: the baudrate to use (integer)
+            * slaveaddress: the address of the modbus device (integer)
+            * Specification of the type. Used to limit the registers to a specific set.
+
+        Returns:
+            * An ABBMeter object
+
+        """
+        self.instrument = minimalmodbus.Instrument(port, slaveaddress, debug=DEBUG)
+        self.instrument.serial.baudrate = baudrate
+        self.instrument.serial.timeout = timeout
+
+    def read(self, regnames=None):
+        """ Read one, many or all registers from the device
+
+        Args:
+            * regnames (str or list). If None, read all. If string, read
+              single register. If list, read all registers from list.
+
+        Returns:
+            * If single register, it returns a single value. If all or list,
+              return a dict with the keys and values.
+
+        Raises:
+            * KeyError, TypeError, IOError
+        """
+        if regnames is None:
+            return self._batch_read(self.REGS)
+        if type(regnames) is list:
+            registers = [register for register in self.REGS if register['name'] in regnames]
+            if len(registers) < len(regnames):
+                regs_not_available = [regname for regname in regnames if regname not in
+                                      [register['name'] for register in self.REGS]]
+                print("Warning: the following registers are not available on this device: " +
+                      ", ".join(regs_not_available))
+                print("The available registers are: %s" +
+                      ", ".join(register['name'] for register in self.REGS))
+            if len(registers) == 0:
+                return {}
+            registers.sort(key=lambda reg: reg['start'])
+            return self._batch_read(registers)
+        elif type(regnames) is str:
+            registers = [register for register in self.REGS if register['name'] == regnames]
+            if len(registers) == 0:
+                return "Register not found on device."
+            return self._read_single(registers[0])
+        else:
+            raise TypeError
+
+    def _read_single(self, register):
+        """
+        Read a single register and return the value. Not to be called directly.
+
+        Arguments:
+        * register: a 'register' dict that contains info on the register.
+
+        Returns:
+        * The interpreted value from the meter.
+        """
+
+        if register['length'] == 1:
+            return self.instrument.read_register(registeraddress=register['start'],
+                                                 number_of_decimals=register['decimals'],
+                                                 signed=register['signed'])
+        if register['length'] == 2:
+            if register.get('float'):
+                return self.instrument.read_float(registeraddress=register['start'],
+                                                  number_of_registers=2)
+            else:
+                value = self.instrument.read_long(registeraddress=register['start'],
+                                                  signed=register['signed'])
+                return value / 10 ** register['decimals']
+
+        if register['length'] == 4:
+            value = self.instrument.read_registers(registeraddress=register['start'],
+                                                   number_of_registers=register['length'])
+            return self._convert_value(values=value,
+                                       signed=register['signed'],
+                                       number_of_decimals=register['decimals'],
+                                       float=register.get('float'))
+
+    def _read_multiple(self, registers):
+        """
+        Read multiple registers from the slave device and return their values as a dict.
+
+        Arguments:
+            * A list of registers (complete structs)
+
+        Returns:
+            * A dict containing all keys and values
+        """
+
+        first_reg = min([register['start'] for register in registers])
+        num_regs = max([register['start'] + register['length'] for register in registers]) - first_reg
+        values = self.instrument.read_registers(registeraddress=first_reg,
+                                                number_of_registers=num_regs)
+        return self._interpret_result(values, registers)
+
+    def _batch_read(self, registers):
+        """
+        Read multiple registers in batches, limiting each batch to at most 125 registers.
+
+        Arguments:
+            * A list of registers (complete structs)
+
+        Returns:
+            * A dict containing all keys and values
+        """
+        # Count up to at most 128 registers:
+        start_reg = registers[0]['start']
+        batch = []
+        results = {}
+        for register in registers:
+            if register['start'] + register['length'] - start_reg <= 125:
+                batch.append(register)
+            else:
+                results.update(self._read_multiple(batch))
+                batch = []
+                batch.append(register)
+                start_reg = register['start']
+
+        results.update(self._read_multiple(batch))
+        return results
+
+    def _interpret_result(self, data, registers):
+        """
+        Pull the returned string apart and package the data back to its
+        intended form.
+
+        Arguments:
+            * data: list of register values returned from the device
+            * registers: the original requested set of registers
+
+        Returns:
+            * A dict containing the register names and resulting values
+
+        """
+        first_reg = min([register['start'] for register in registers])
+
+        results = {}
+        for register in registers:
+            regname = register['name']
+            start = register['start'] - first_reg
+            end = start + register['length']
+            values = data[start:end]
+            results[regname] = self._convert_value(values=values,
+                                                   signed=register['signed'],
+                                                   number_of_decimals=register['decimals'],
+                                                   float=register.get('float'))
+        return results
+
+    def _convert_value(self, values, signed=False, number_of_decimals=0, float=False):
+        """
+        Convert a list of returned integers to the intended value.
+
+        Arguments:
+            * bytestring: a list of integers that together represent the value
+            * signed: whether the value is a signed value
+            * decimals: number of decimals the return value should contain
+        """
+        if float:
+            if len(values) == 2:
+                bytestring = struct.pack('>HH', *values)
+                return struct.unpack('>f', bytestring)[0]
+            elif len(values) == 4:
+                bytestring = struct.pack('>HHHH', *values)
+                return struct.unpack('>d', bytestring)[0]
+
+        number_of_registers = len(values)
+        formatcode_i = '>'
+        formatcode_o = '>'
+
+        if number_of_registers == 1:
+            formatcode_i += "H"
+            if signed:
+                formatcode_o += "h"
+            else:
+                formatcode_o += "H"
+
+        if number_of_registers == 2:
+            formatcode_i += 'HH'
+            if signed:
+                formatcode_o += "l"
+            else:
+                formatcode_o += "L"
+
+        if number_of_registers == 4:
+            formatcode_i += "HHHH"
+            if signed:
+                formatcode_o += "q"
+            else:
+                formatcode_o += "Q"
+
+        bytestring = struct.pack(formatcode_i, *values)
+        value = struct.unpack(formatcode_o, bytestring)[0]
+
+        if value in ABBMeter.NULLS:
+            return None
+        else:
+            return float(value) / 10 ** number_of_decimals
+
+    NULLS = []
+    REGS = []

energymeter/modbus_tcp_async.py

@@ -0,0 +1,53 @@
+class AsyncModbusTCPMeter(ModbusTCPMeter):
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.reader = self.writer = None
+
+    async def _connect(self):
+        self.reader, self.writer = await asyncio.open_connection(host=self.port, port=self.tcp_port)
+
+    async def read(self, regnames=None):
+        if regnames is None:
+            registers = self.REGS
+            return await self._read_multiple(registers)
+
+        if isinstance(regnames, str):
+            registers = [register for register in self.REGS if register['name'] == regnames]
+            if len(registers) == 0:
+                return "Register not found on device."
+            return await self._read_single(registers[0])
+
+        if isinstance(regnames, Iterable):
+            registers = [register for register in self.REGS if register['name'] in regnames]
+            return await self._read_multiple(registers)
+
+    async def _read_single(self, register):
+        num_regs = register['length']
+        message = self._modbus_message(register['start'], num_regs)
+        if self.writer is None:
+            await self._connect()
+        self.writer.write(message)
+        await self.writer.drain()
+
+        data = await self.reader.readexactly(9 + 2 * num_regs)
+        return self._convert_value(data[9:], signed=register['signed'], decimals=register['decimals'], isFloat=register['isFloat']|False)
+
+    async def _read_multiple(self, registers):
+        registers.sort(key=lambda reg: reg['start'])
+        results = {}
+        for reg_range in self._split_ranges(registers):
+            # Prepare the request
+            first_reg = min([register['start'] for register in reg_range])
+            num_regs = max([register['start'] + register['length'] for register in reg_range]) - first_reg
+
+            if self.writer is None:
+                await self._connect()
+            self.writer.write(self._modbus_message(first_reg, num_regs))
+            await self.writer.drain()
+
+            # Receive the response
+
+            data = await self.reader.readexactly(9 + 2 * num_regs)
+            results.update(self._interpret_result(data[9:], reg_range))
+        return results